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package com.qdu.service;

import com.qdu.entity.Book;
import java.util.List;

/**
 *
 * @author Lenovo
 */
public interface BookService {
        List<Book> findAllBooks();
     List<Book> findBooksByKeyword(String keyword);
     Book findBookById(String bookId);
      int registerNewBook(Book b);
      int modifyBookInfo(Book b);
       int unregister(String bId);
      
}
